I'm considering putting a set of injectors in my 97, 12v, 3/4 ton. 4x4, auto. Daily driver plus tow 10k fifth wheel. I now have a #10 plate, 3K gsk, ATS exhaust manifold, 4" exhaust and upgraded Vb and TC, turbo is stock. I don't think I need the 370's, but I would like to know more about the...